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{ "id": 74737, "url": "http://patchwork.dpdk.org/api/covers/74737/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/cover/20200724090011.17157-1-Renata.Saiakhova@ekinops.com/", "project": { "id": 1, "url": "http://patchwork.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20200724090011.17157-1-Renata.Saiakhova@ekinops.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20200724090011.17157-1-Renata.Saiakhova@ekinops.com", "date": "2020-07-24T09:00:10", "name": "[0/1] Avoid race with unregister interrupt hanlder if interrupt", "submitter": { "id": 1694, "url": "http://patchwork.dpdk.org/api/people/1694/?format=api", "name": "Renata Saiakhova", "email": "renata.saiakhova@ekinops.com" }, "mbox": "http://patchwork.dpdk.org/project/dpdk/cover/20200724090011.17157-1-Renata.Saiakhova@ekinops.com/mbox/", "series": [ { "id": 11274, "url": "http://patchwork.dpdk.org/api/series/11274/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/list/?series=11274", "date": "2020-07-24T09:00:10", "name": "Avoid race with unregister interrupt hanlder if interrupt", "version": 1, "mbox": "http://patchwork.dpdk.org/series/11274/mbox/" } ], "comments": "http://patchwork.dpdk.org/api/covers/74737/comments/", "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id E3A50A0518;\n\tFri, 24 Jul 2020 11:01:16 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id CD4321C032;\n\tFri, 24 Jul 2020 11:01:16 +0200 (CEST)", "from FRA01-MR2-obe.outbound.protection.outlook.com\n (mail-eopbgr90122.outbound.protection.outlook.com [40.107.9.122])\n by dpdk.org (Postfix) with ESMTP id B54231C025\n for <dev@dpdk.org>; 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dkim=none (message not signed)\n header.d=none;dpdk.org; dmarc=none action=none header.from=ekinops.com;", "From": "Renata Saiakhova <Renata.Saiakhova@ekinops.com>", "To": "", "Cc": "dev@dpdk.org,\n\tRenata Saiakhova <Renata.Saiakhova@ekinops.com>", "Date": "Fri, 24 Jul 2020 11:00:10 +0200", "Message-Id": "<20200724090011.17157-1-Renata.Saiakhova@ekinops.com>", "X-Mailer": [ "git-send-email 2.17.2", "git-send-email 2.17.2" ], "Content-Type": "text/plain", "X-ClientProxiedBy": "AM3PR05CA0117.eurprd05.prod.outlook.com\n (2603:10a6:207:2::19) To MRXP264MB0120.FRAP264.PROD.OUTLOOK.COM\n (2603:10a6:500:1b::10)", "MIME-Version": "1.0", "X-MS-Exchange-MessageSentRepresentingType": "1", "X-Originating-IP": "[91.183.184.98]", "X-MS-PublicTrafficType": "Email", "X-MS-Office365-Filtering-Correlation-Id": "3d5fec10-9357-4a06-2537-08d82fb01e9a", "X-MS-TrafficTypeDiagnostic": "MRXP264MB0503:", "X-MS-Exchange-Transport-Forked": "True", "X-Microsoft-Antispam-PRVS": "\n <MRXP264MB0503A97015E772BD71CF36B592770@MRXP264MB0503.FRAP264.PROD.OUTLOOK.COM>", "X-MS-Oob-TLC-OOBClassifiers": "OLM:7219;", "X-MS-Exchange-SenderADCheck": "1", "X-Microsoft-Antispam": "BCL:0;", "X-Microsoft-Antispam-Message-Info": "\n p4SR2uyJS3SdRV/3FtgNRzoYllFV7Z8hKIxat0WIqIfRbpnxxnNDeIsCdkRbTAa94++6f/0DSKZ2vBOILa/uPL3QIICxjIa/G+rLEnIY5xeepLxjHtD8fEJNeYCzGN/wDdmdHFLTGA06u6/ZENWfUFBO+ak+3yLpptHX5ZLeA2MJOvfKxCBST3f9ZJmljf3dkAe5FVjYIQQuBHWM2y7gCVnzZ+vMmXrw1q2+URh4m+CS2McmkVRVv/HK4+rSITdoIqrqziqVJBHVaf1nkqSbLdta7zjYXJ+cxP/aj1nYlz3LmoUG1+5QE+sutXz4POAQBwSARfoPKcUdH8rSk+EEE31SopJrKxGwvcQfxX8+qWg4sru6jT9vGGJee//AdtEe", "X-Forefront-Antispam-Report": "CIP:255.255.255.255; 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As a result, the callback (req notifier) can be never unregistered,\nand the corresponding descriptor (vfio_req_intr_handle.fd) can be never closed.\nThe kernel will continuously try to notify the user space using req notifier, but as\nthe device is already removed, in this case it even cannot find a bus for that\ndevice, the log is full of messages \"EAL: Cannot find bus for device (XX:XX.X)\"\n\nRenata Saiakhova (1):\n librte_eal: wrapper around rte_intr_callback_unregister().\n\n lib/librte_eal/freebsd/eal_interrupts.c | 16 ++++++++++++++--\n lib/librte_eal/linux/eal_interrupts.c | 16 ++++++++++++++--\n 2 files changed, 28 insertions(+), 4 deletions(-)" }